Given the function f(x) = x2 − 5x − 6 the value of f(2) is:
12.
-12.
20.
0.
The figure is an arrow diagram of a relation between P and Q. The range of the relation is:
{1, 3, 4}.
{a, b, c}.
{1,2,3,4,5).
{2,5).
Given the mapping in the figure, the range set is:
{1, 2, 5, 5, 8}
{2, 5, 8}.
{2, 3, 5}
{1, 2, 3, 4}
The figure is a quadratic graph of y = f(x).
The solution of f(x) = 0 is/are:
1.
1 and -3.
3.
-1 and 3.
Given the function f defined over R by f:x → 2x² - 3.
The value of f(-2) is:
-11
-5
5
-7
